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886 WorkRate1 |
Name : _________________ |
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56 people can do a job in 9 days. How many days would it take if there were only 8 people? |
20 people can do a job in 11 days. How many days would it take if there were only 4 people? |
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| 886 63 66 54 60 14 ( 257 ) 55 22 30 45 18 ( 170 ) [[ 427 ]] | ||
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